Radeon R7 Graphics IGP (APU A10-7700K) vs GeForce GT 640

Radeon R7 Graphics IGP (APU A10-7700K)
Memory: 0Mb System SharedDESKTOP
Release date: 17 Feb 2014
Radeon R7 Graphics IGP (APU A10-7700K)
GeForce GT 640
Memory: 2048Mb DDR3DESKTOP
Release date: 5 Jun 2012
GeForce GT 640

Summary

Synthetic performance index

  • Radeon R7 Graphics IGP (APU A10-7700K)
    100%
  • GeForce GT 640
    107%

Relative performance

Reasons to consider Radeon R7 Graphics IGP (APU A10-7700K)

This is a much newer product, it might have better long term support.

Reasons to consider GeForce GT 640

Around 7% higher average synthetic performance.
Supports PhysX
Supports G-Sync
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)
Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

GeForce GT 640

HWBench recommends GeForce GT 640

The GeForce GT 640 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon R7 Graphics IGP (APU A10-7700K)GeForce GT 640
GPU NameSpectre ()vsGK107 (GK107-300-A2)
Fab Process28 nmvs28 nm
Die Size245 mm²vs118 mm²
Transistors2,410 millionvs1,270 million
Shaders384vs384
Compute Units6vs2
Core clock554 MHzvs902 MHz
ROPs8vs16
TMUs24vs32

Memory Configuration

Radeon R7 Graphics IGP (APU A10-7700K)GeForce GT 640
Memory TypeSystem SharedvsDDR3
Bus WidthSystem Sharedvs128 bit
Memory SpeedSystem Sharedvs891 MHz
1782 MHz effective
Memory Size0 Mbvs2048 Mb

Additional details

Radeon R7 Graphics IGP (APU A10-7700K)GeForce GT 640
TDP90 wattsvs65 watts
Release Date17 Feb 2014vs5 Jun 2012

Raw Performance comparison

Pixel Rate

  • Radeon R7 Graphics IGP (APU A10-7700K)
    4.43 GP/s
  • GeForce GT 640
    7.22 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon R7 Graphics IGP (APU A10-7700K)
    13.30 GT/s
  • GeForce GT 640
    28.90 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon R7 Graphics IGP (APU A10-7700K)
    0.00 GB/s
  • GeForce GT 640
    28.50 GB/s

GB/s - higher is better

Single precision performance

  • Radeon R7 Graphics IGP (APU A10-7700K)
    425.50 GFLOPs
  • GeForce GT 640
    692.70 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon R7 Graphics IGP (APU A10-7700K)
    2036
  • GeForce GT 640
    2190

Points (higher is better)